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A101021 Table of denominators of coefficients of certain rational polynomials. 1
1, 1, 1, 1, 1, 3, 1, 1, 1, 5, 1, 1, 1, 5, 35, 1, 1, 3, 1, 7, 63, 1, 1, 1, 1, 7, 7, 231, 1, 1, 1, 1, 1, 1, 33, 429, 1, 1, 3, 5, 1, 9, 33, 429, 6435, 1, 1, 1, 5, 5, 1, 11, 143, 715, 12155, 1, 1, 1, 1, 1, 1, 11, 143, 143, 2431, 46189, 1, 1, 3, 1, 7, 1, 1, 13, 13, 221, 4199, 88179, 1, 1, 1, 1, 7 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Table of n, a(n) for n=0..82.

FORMULA

a(n, m)= denominator(R(n, x)[x^m]), m=0, ..., n, n>=0, with the rational polynomials R(n, x) defined in a A101020.

a(n, m)= denominator(r(n, m)) with the rational triangle r(n, m) defined in A101020.

CROSSREFS

The numerator table is given in A101020.

Sequence in context: A243813 A318453 A318313 * A317939 A086767 A119288

Adjacent sequences:  A101018 A101019 A101020 * A101022 A101023 A101024

KEYWORD

nonn,frac,tabl,easy

AUTHOR

Wolfdieter Lang, Nov 30 2004

STATUS

approved

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Last modified August 9 14:27 EDT 2020. Contains 336323 sequences. (Running on oeis4.)