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A091181 A091180 indexed by A000040. 3
4, 6, 8, 11, 12, 19, 29, 31, 34, 37, 42, 46, 47, 63, 68, 75, 80, 93, 95, 100, 105, 106, 115, 133, 136, 138, 141, 145, 151, 157, 159, 167, 169, 175, 187, 197, 210, 211, 217, 221, 222, 232, 233, 247, 257, 263, 274, 275, 279, 306, 308, 327, 335, 337, 339, 355, 365 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) = k such that A000040(k) = A091180(n).
a(n) = A000720(A091180(n)). - Michel Marcus, Aug 06 2021
CROSSREFS
Sequence in context: A091178 A270448 A152019 * A189462 A047290 A225002
KEYWORD
nonn,easy
AUTHOR
Ray Chandler, Dec 27 2003
EXTENSIONS
Offset changed to 1 by Jinyuan Wang, Aug 06 2021
STATUS
approved

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Last modified February 26 19:18 EST 2024. Contains 370352 sequences. (Running on oeis4.)