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A101023 Table of denominators of coefficients of certain rational polynomials. 1
1, 1, 6, 1, 3, 45, 1, 2, 15, 70, 1, 3, 15, 35, 1575, 1, 6, 9, 7, 315, 2079, 1, 1, 3, 7, 105, 693, 21021, 1, 6, 15, 2, 45, 99, 3003, 6435, 1, 3, 45, 5, 45, 297, 3003, 6435, 984555, 1, 2, 5, 5, 25, 33, 1001, 715, 109395, 1154725, 1, 3, 1, 7, 15, 33, 1001, 429, 21879, 230945 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..65.

FORMULA

a(n, m)= denominator(R(n, x)[x^m]), m=0, ..., n, n>=0,

a(n, m)= denominator(r(n, m)) with the triangle of rational numbers r(n, m) defined in A101022.

CROSSREFS

The table of numerators is given in A101022.

Sequence in context: A181552 A294347 A229606 * A195303 A160199 A178646

Adjacent sequences:  A101020 A101021 A101022 * A101024 A101025 A101026

KEYWORD

nonn,frac,tabl,easy

AUTHOR

Wolfdieter Lang, Nov 30 2004

STATUS

approved

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Last modified August 13 19:30 EDT 2020. Contains 336451 sequences. (Running on oeis4.)