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Search: id:A072213
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| A072213 |
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Number of partitions of n^2. |
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+0
4
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| 1, 1, 5, 30, 231, 1958, 17977, 173525, 1741630, 18004327, 190569292, 2056148051, 22540654445, 250438925115, 2814570987591, 31946390696157, 365749566870782, 4219388528587095, 49005643635237875, 572612058898037559
(list; graph; listen)
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OFFSET
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0,3
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MAPLE
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seq(combinat[numbpart](i^2), i=0..30); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 19 2007
seq(combinat[numbpart](i^2), i=0..30); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 25 2007
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MATHEMATICA
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Table[ PartitionsP[n^2], {n, 1, 20}]
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PROGRAM
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(PARI) a(n)=polcoeff(1/eta(x), n^2, x)
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CROSSREFS
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Cf. A000041, A000290.
Sequence in context: A137965 A129695 A110521 this_sequence A052172 A058783 A042837
Adjacent sequences: A072210 A072211 A072212 this_sequence A072214 A072215 A072216
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KEYWORD
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nonn
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AUTHOR
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Jeff Burch (gburch(AT)erols.com), Jul 03 2002
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