A078409 Number of ways to partition 4*n+1 into distinct positive integers.

1, 3, 8, 18, 38, 76, 142, 256, 448, 760, 1260, 2048, 3264, 5120, 7917, 12076, 18200, 27130, 40026, 58499, 84756, 121792, 173682, 245920, 345856, 483330, 671418, 927406, 1274118, 1741521, 2368800, 3207086, 4322816, 5802008, 7755776

Offset: 0

Author

N. J. A. Sloane, Dec 27 2002

Keywords

• nonn
• easy

Crossrefs

Bisection of A078408. Cf. A035294, A000009, A078410.

Formula

a(n) = t(4*n+1, 0), t as defined in A079211.

Extensions

More terms from Reinhard Zumkeller, Dec 28 2002