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Search: id:A104442
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A104442 Number of ways to split 1, 2, 3, ..., tn into n arithmetical progressions each with t terms, t>n. +0
4
1, 2, 4, 10, 20, 56, 116, 320, 736, 1872, 4176, 12712 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A104429-A104441, A104443.

Sequence in context: A151523 A026395 A090246 this_sequence A104434 A104433 A104432

Adjacent sequences: A104439 A104440 A104441 this_sequence A104443 A104444 A104445

KEYWORD

nonn,more

AUTHOR

Jonas Wallgren (jonwa(AT)ida.liu.se), Mar 17 2005

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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