A058757 a(n) = n*coefficient of x^n in log(1+S), S = g.f. for A000084.

1, 3, 7, 23, 61, 207, 631, 2111, 6901, 23183, 77749, 263807, 896403, 3063147, 10493077, 36060927, 124198397, 428708475, 1482448439, 5134798223, 17811210781, 61864011135, 215127430973, 748898387039, 2609615501811, 9101687173595

Offset: 1

Author

N. J. A. Sloane, Jan 01 2001

Keywords

• nonn

Comments

Useful for computing A000669 and A000084.

Crossrefs

Cf. A000084, A000669.

Programs

Maple

For Maple code see A000669, method 2.