Properties

 Label 128.4.a.g Level 128 Weight 4 Character orbit 128.a Self dual yes Analytic conductor 7.552 Analytic rank 0 Dimension 2 CM no Inner twists 1

Related objects

Newspace parameters

 Level: $$N$$ $$=$$ $$128 = 2^{7}$$ Weight: $$k$$ $$=$$ $$4$$ Character orbit: $$[\chi]$$ $$=$$ 128.a (trivial)

Newform invariants

 Self dual: yes Analytic conductor: $$7.55224448073$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{3})$$ Defining polynomial: $$x^{2} - 3$$ Coefficient ring: $$\Z[a_1, a_2, a_3]$$ Coefficient ring index: $$2^{2}$$ Twist minimal: yes Fricke sign: $$1$$ Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

Coefficients of the $$q$$-expansion are expressed in terms of $$\beta = 4\sqrt{3}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q + ( 2 + 4 \beta ) q^{3} + ( -2 + 8 \beta ) q^{5} + ( 4 - 8 \beta ) q^{7} + ( 25 + 16 \beta ) q^{9} +O(q^{10})$$ $$q + ( 2 + 4 \beta ) q^{3} + ( -2 + 8 \beta ) q^{5} + ( 4 - 8 \beta ) q^{7} + ( 25 + 16 \beta ) q^{9} + ( 46 - 4 \beta ) q^{11} + ( -50 - 24 \beta ) q^{13} + ( 92 + 8 \beta ) q^{15} + ( 46 - 48 \beta ) q^{17} + ( 2 - 28 \beta ) q^{19} -88 q^{21} + ( -4 + 72 \beta ) q^{23} + ( 71 - 32 \beta ) q^{25} + ( 188 + 24 \beta ) q^{27} + ( -42 + 40 \beta ) q^{29} + ( 192 - 64 \beta ) q^{31} + ( 44 + 176 \beta ) q^{33} + ( -200 + 48 \beta ) q^{35} + ( 86 - 56 \beta ) q^{37} + ( -388 - 248 \beta ) q^{39} + ( -150 - 32 \beta ) q^{41} + ( 150 - 20 \beta ) q^{43} + ( 334 + 168 \beta ) q^{45} + ( 8 + 176 \beta ) q^{47} + ( -135 - 64 \beta ) q^{49} + ( -484 + 88 \beta ) q^{51} + ( 6 - 56 \beta ) q^{53} + ( -188 + 376 \beta ) q^{55} + ( -332 - 48 \beta ) q^{57} + ( -322 - 132 \beta ) q^{59} + ( -146 - 280 \beta ) q^{61} + ( -284 - 136 \beta ) q^{63} + ( -476 - 352 \beta ) q^{65} + ( -86 - 332 \beta ) q^{67} + ( 856 + 128 \beta ) q^{69} + ( -204 - 168 \beta ) q^{71} + ( 206 + 208 \beta ) q^{73} + ( -242 + 220 \beta ) q^{75} + ( 280 - 384 \beta ) q^{77} + ( 200 - 144 \beta ) q^{79} + ( -11 + 368 \beta ) q^{81} + ( 474 + 52 \beta ) q^{83} + ( -1244 + 464 \beta ) q^{85} + ( 396 - 88 \beta ) q^{87} + ( 286 + 464 \beta ) q^{89} + ( 376 + 304 \beta ) q^{91} + ( -384 + 640 \beta ) q^{93} + ( -676 + 72 \beta ) q^{95} + ( 1102 - 368 \beta ) q^{97} + ( 958 + 636 \beta ) q^{99} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2q + 4q^{3} - 4q^{5} + 8q^{7} + 50q^{9} + O(q^{10})$$ $$2q + 4q^{3} - 4q^{5} + 8q^{7} + 50q^{9} + 92q^{11} - 100q^{13} + 184q^{15} + 92q^{17} + 4q^{19} - 176q^{21} - 8q^{23} + 142q^{25} + 376q^{27} - 84q^{29} + 384q^{31} + 88q^{33} - 400q^{35} + 172q^{37} - 776q^{39} - 300q^{41} + 300q^{43} + 668q^{45} + 16q^{47} - 270q^{49} - 968q^{51} + 12q^{53} - 376q^{55} - 664q^{57} - 644q^{59} - 292q^{61} - 568q^{63} - 952q^{65} - 172q^{67} + 1712q^{69} - 408q^{71} + 412q^{73} - 484q^{75} + 560q^{77} + 400q^{79} - 22q^{81} + 948q^{83} - 2488q^{85} + 792q^{87} + 572q^{89} + 752q^{91} - 768q^{93} - 1352q^{95} + 2204q^{97} + 1916q^{99} + O(q^{100})$$

Embeddings

For each embedding $$\iota_m$$ of the coefficient field, the values $$\iota_m(a_n)$$ are shown below.

For more information on an embedded modular form you can click on its label.

Label $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
1.1
 −1.73205 1.73205
0 −4.92820 0 −15.8564 0 17.8564 0 −2.71281 0
1.2 0 8.92820 0 11.8564 0 −9.85641 0 52.7128 0
 $$n$$: e.g. 2-40 or 990-1000 Significant digits: Format: Complex embeddings Normalized embeddings Satake parameters Satake angles

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 128.4.a.g yes 2
3.b odd 2 1 1152.4.a.t 2
4.b odd 2 1 128.4.a.e 2
8.b even 2 1 128.4.a.f yes 2
8.d odd 2 1 128.4.a.h yes 2
12.b even 2 1 1152.4.a.s 2
16.e even 4 2 256.4.b.h 4
16.f odd 4 2 256.4.b.i 4
24.f even 2 1 1152.4.a.q 2
24.h odd 2 1 1152.4.a.r 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
128.4.a.e 2 4.b odd 2 1
128.4.a.f yes 2 8.b even 2 1
128.4.a.g yes 2 1.a even 1 1 trivial
128.4.a.h yes 2 8.d odd 2 1
256.4.b.h 4 16.e even 4 2
256.4.b.i 4 16.f odd 4 2
1152.4.a.q 2 24.f even 2 1
1152.4.a.r 2 24.h odd 2 1
1152.4.a.s 2 12.b even 2 1
1152.4.a.t 2 3.b odd 2 1

Atkin-Lehner signs

$$p$$ Sign
$$2$$ $$1$$

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{4}^{\mathrm{new}}(\Gamma_0(128))$$:

 $$T_{3}^{2} - 4 T_{3} - 44$$ $$T_{5}^{2} + 4 T_{5} - 188$$

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ 1
$3$ $$1 - 4 T + 10 T^{2} - 108 T^{3} + 729 T^{4}$$
$5$ $$1 + 4 T + 62 T^{2} + 500 T^{3} + 15625 T^{4}$$
$7$ $$1 - 8 T + 510 T^{2} - 2744 T^{3} + 117649 T^{4}$$
$11$ $$1 - 92 T + 4730 T^{2} - 122452 T^{3} + 1771561 T^{4}$$
$13$ $$1 + 100 T + 5166 T^{2} + 219700 T^{3} + 4826809 T^{4}$$
$17$ $$1 - 92 T + 5030 T^{2} - 451996 T^{3} + 24137569 T^{4}$$
$19$ $$1 - 4 T + 11370 T^{2} - 27436 T^{3} + 47045881 T^{4}$$
$23$ $$1 + 8 T + 8798 T^{2} + 97336 T^{3} + 148035889 T^{4}$$
$29$ $$1 + 84 T + 45742 T^{2} + 2048676 T^{3} + 594823321 T^{4}$$
$31$ $$1 - 384 T + 84158 T^{2} - 11439744 T^{3} + 887503681 T^{4}$$
$37$ $$1 - 172 T + 99294 T^{2} - 8712316 T^{3} + 2565726409 T^{4}$$
$41$ $$1 + 300 T + 157270 T^{2} + 20676300 T^{3} + 4750104241 T^{4}$$
$43$ $$1 - 300 T + 180314 T^{2} - 23852100 T^{3} + 6321363049 T^{4}$$
$47$ $$1 - 16 T + 114782 T^{2} - 1661168 T^{3} + 10779215329 T^{4}$$
$53$ $$1 - 12 T + 288382 T^{2} - 1786524 T^{3} + 22164361129 T^{4}$$
$59$ $$1 + 644 T + 462170 T^{2} + 132264076 T^{3} + 42180533641 T^{4}$$
$61$ $$1 + 292 T + 240078 T^{2} + 66278452 T^{3} + 51520374361 T^{4}$$
$67$ $$1 + 172 T + 278250 T^{2} + 51731236 T^{3} + 90458382169 T^{4}$$
$71$ $$1 + 408 T + 672766 T^{2} + 146027688 T^{3} + 128100283921 T^{4}$$
$73$ $$1 - 412 T + 690678 T^{2} - 160275004 T^{3} + 151334226289 T^{4}$$
$79$ $$1 - 400 T + 963870 T^{2} - 197215600 T^{3} + 243087455521 T^{4}$$
$83$ $$1 - 948 T + 1360138 T^{2} - 542054076 T^{3} + 326940373369 T^{4}$$
$89$ $$1 - 572 T + 845846 T^{2} - 403242268 T^{3} + 496981290961 T^{4}$$
$97$ $$1 - 2204 T + 2633478 T^{2} - 2011531292 T^{3} + 832972004929 T^{4}$$