id:A145141 - OEIS Search Results

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Denominators of triangle T(n,k), n>=1, 0<=k<=n - 1, read by rows: T(n,k) is the coefficient of x^k in polynomial p_n for the nth row sequence of A145153.

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1, 1, 1, 1, 2, 2, 1, 3, 2, 6, 1, 4, 24, 4, 24, 1, 5, 12, 24, 12, 120, 1, 3, 360, 16, 144, 48, 720, 1, 42, 20, 45, 48, 144, 240, 5040, 1, 24, 3360, 1440, 5760, 144, 2880, 1440, 40320, 1, 180, 1260, 90720, 480, 17280, 80, 8640, 10080, 362880, 1, 20, 8400, 4032, 45360 (list; table; graph; listen)

	OFFSET	`1,5`
	MAPLE	`seq (seq (denom (T(n, k)), k=0..n-1), n=1..14);`
	CROSSREFS	`See A145140 for more information on T(n, k). Diagonal gives: A000142.` `Sequence in context: A074945 A129711 A030454 this_sequence A103360 A104469 A144112` `Adjacent sequences: A145138 A145139 A145140 this_sequence A145142 A145143 A145144`
	KEYWORD	`frac,nonn,tabl`
	AUTHOR	`Alois P. Heinz (heinz(AT)hs-heilbronn.de), Oct 03 2008`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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