A328528 G.f. = Phi^3, where Phi = g.f. for A028930.

1, 0, 6, 6, 18, 24, 50, 48, 90, 86, 120, 120, 176, 150, 240, 240, 288, 288, 440, 360, 504, 480, 600, 528, 818, 528, 738, 758, 1008, 774, 1200, 918, 1260, 1200, 1440, 1056, 1714, 1368, 1800, 1574, 2040, 1494, 2400, 1848, 2520, 2184, 2502, 2070, 3046

Offset: 0

Author

N. J. A. Sloane, Oct 18 2019

Keywords

• nonn

References

• Köklüce, Bülent. "Cusp forms in S_6 (Gamma_ 0(23)), S_8 (Gamma_0 (23)) and the number of representations of numbers by some quadratic forms in 12 and 16 variables." The Ramanujan Journal 34.2 (2014): 187-208. See Phi_k, p. 188. (A028930 is Phi_1.)

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..5000

Crossrefs

Cf. A028930.