id:A098349 - OEIS Search Results

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Sum of ordered factorizations over hook-type prime signatures. (Row sums of A098348).

+0
2

1, 5, 25, 147, 1045, 8883, 88389, 1008723, 12984933, 186065011, 2936648325, 50611122451, 945623586725, 19037956164787, 410846314815941, 9460698944482643, 231538646070940901, 6001404380246870771, 164229726267373422853, 4731532138668375166355, 143154470312498479646245, 4538018949359464639487283, 150411282096757092041331781 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`The general case for all prime signatures is described by A095705 with row sums A035341.`
	EXAMPLE	`The array begins` `1` `2 3` `4 8 13` `8 20 44 75` `16 48 132 308 541` `...` `therefore a(n) begins 1 5 25 147 1045 ...`
	CROSSREFS	`Cf. A035341, A095705, A098348.` `Sequence in context: A114870 A049427 A121639 this_sequence A098212 A002050 A047782` `Adjacent sequences: A098346 A098347 A098348 this_sequence A098350 A098351 A098352`
	KEYWORD	`easy,nonn`
	AUTHOR	`Alford Arnold (Alford1940(AT)aol.com), Sep 03 2004`
	EXTENSIONS	`More terms from David Wasserman (dwasserm(AT)earthlink.net), Feb 20 2008`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research