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Search: id:A132842
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A132842 Exponentiation of A132841. +0
2
1, 1, 2, 3, 5, 8, 12, 18, 27, 40, 58, 83, 118, 167, 234, 326, 451, 621, 850, 1157, 1567, 2113, 2837, 3794, 5054, 6708, 8873, 11697, 15371, 20137, 26305, 34267, 44520, 57692, 74576, 96172, 123736, 158846, 203480, 260115, 331845, 422532, 536985 (list; graph; listen)
OFFSET

0,3

COMMENT

A132841 forms the least increasing logarithmic coefficients such that exponentiation results in an integer sequence.

EXAMPLE

A(x) = 1 + x + 2x^2 + 3x^3 + 5x^4 + 8x^5 + 12x^6 + 18x^7 + 27x^8 +...

log(A(x)) = x + 3x^2/2 + 4x^3/3 + 7x^4/4 + 11x^5/5 + 12x^6/6 +...(A132841).

CROSSREFS

Cf. A132841.

Sequence in context: A078408 A007478 A014605 this_sequence A063978 A077868 A109537

Adjacent sequences: A132839 A132840 A132841 this_sequence A132843 A132844 A132845

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Sep 12 2007

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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