A091280 A091432 indexed by A000040.

4, 6, 11, 22, 44, 67, 73, 80, 93, 122, 131, 159, 169, 175, 183, 213, 261, 295, 331, 375, 414, 443, 464, 466, 504, 518, 546, 596, 603, 631, 731, 735, 803, 830, 831, 859, 868, 871, 966, 1033, 1231, 1326, 1346, 1356, 1386, 1551, 1568, 1580, 1676, 1683, 1688

Offset: 1

Author

Ray Chandler, Jan 18 2004

Keywords

• base
• nonn

Crossrefs

Cf. A000040, A007770, A000959, A091431, A091432.

Formula

a(n)=k such that A000040(k)=A091432(n).