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A126352
Denominator of z-sequence for the Sheffer (Appell type) triangle A134832 (circular succession numbers).
1
1, 1, 3, 4, 5, 3, 7, 8, 9, 1, 11, 12, 13, 7, 15, 16, 17, 9, 19, 4, 21, 11, 23, 24, 25, 13, 27, 28, 29, 15, 31, 32, 33, 17, 7, 36, 37, 19, 39, 40, 41, 21, 43, 44, 9, 23, 47, 48, 49, 25, 51, 4, 53, 27, 55, 56, 57, 29, 59, 12, 61, 31, 63, 64, 65, 33, 67, 68, 69, 7, 71, 72, 73, 37, 75, 76
OFFSET
0,3
COMMENTS
The numerators are given in A135808.
FORMULA
a(n) = denominator(r(n)) with the rationals r(n) from the given e.g.f.
E.g.f. for rationals r(n): (1-exp(x)/(1-log(1-x)))/x.
EXAMPLE
Rationals r(n)=[0,0,1/3, 1/4, 8/5, 8/3, 159/7, 659/8, 6824/9, 4668, 517581/11,...].
CROSSREFS
Cf. A135808 (numerators), A134832.
Sequence in context: A093395 A176774 A373921 * A354998 A094758 A283971
KEYWORD
nonn,frac,easy
AUTHOR
Wolfdieter Lang, Jan 21 2008
STATUS
approved