A171951 Positions of 1's in A181391.

3, 9, 51, 97, 133, 146, 160, 172, 191, 206, 240, 261, 273, 313, 342, 362, 396, 415, 440, 470, 483, 502, 516, 536, 565, 593, 615, 640, 660, 677, 693, 724, 750, 784, 796, 807, 832, 853, 902, 949, 963, 985, 1009, 1038, 1052, 1073, 1095, 1113, 1177

Offset: 1

Author

N. J. A. Sloane, Oct 29 2010

Keywords

• nonn

Links

• N. J. A. Sloane, Table of n, a(n) for n = 1..2762

Crossrefs

Cf. A181391, A171865, A171951-A171956.