A345050 a(n) = A345048(n) - A345049(n).

1, 0, 2, -1, 12, 0, 30, -2, 0, -6, 90, 24, 132, -12, 0, -3, 240, 15, 306, 16, 20, -24, 462, 108, 38, -30, -14, 0, 756, 276, 870, -4, 108, -42, 264, 152, 1260, -48, 176, 130, 1560, 348, 1722, -56, -60, -60, 2070, 336, 164, -35, 360, -96, 2652, 84, 912, 136, 476, -78, 3306, 1824, 3540, -84, -110, -5, 1380, 492, 4290

Offset: 1

Author

Antti Karttunen, Jun 06 2021

Keywords

• sign

Crossrefs

Cf. A345048, A345049, A345051 (positions of zeros).

Programs

PARI

A345050(n) = (A345048(n) - A345049(n));

Formula

a(n) = A345048(n) - A345049(n).