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A101025 Table of denominators of coefficients of certain rational polynomials. 1
1, 1, 1, 1, 1, 1, 1, 1, 1, 5, 1, 1, 1, 1, 7, 1, 1, 1, 1, 7, 21, 1, 1, 1, 1, 1, 1, 33, 1, 1, 1, 1, 1, 3, 33, 429, 1, 1, 1, 5, 1, 1, 11, 143, 715, 1, 1, 1, 1, 1, 1, 11, 143, 143, 2431, 1, 1, 1, 1, 1, 1, 1, 13, 13, 221, 4199, 1, 1, 1, 1, 7, 1, 1, 13, 13, 221, 4199, 29393, 1, 1, 1, 1, 7, 7, 1, 1, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,10

LINKS

Table of n, a(n) for n=0..86.

FORMULA

a(n, m)= denominator(R(n, x)[x^m]), m=0, ..., n, n=0, 1, ... with the rational polynomials R(n, x) defined in a A101024.

a(n, m)= denominator(r(n, m)) with the rational triangle r(n, m) defined in A101024.

CROSSREFS

The table of numerators is given in A101024.

Sequence in context: A140214 A071020 A046601 * A028315 A074062 A094635

Adjacent sequences:  A101022 A101023 A101024 * A101026 A101027 A101028

KEYWORD

nonn,frac,tabl,easy

AUTHOR

Wolfdieter Lang, Nov 30 2004

STATUS

approved

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Last modified August 12 16:40 EDT 2020. Contains 336439 sequences. (Running on oeis4.)