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A091280
A091432 indexed by A000040.
2
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
1,1
FORMULA
a(n)=k such that A000040(k)=A091432(n).
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Ray Chandler, Jan 18 2004
STATUS
approved