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Search: id:A089688
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| A089688 |
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Table T(n,k), n>=0 and k>=1, read by antidiagonals; the k-th row is defined by : partitions of kn into powers of k (with T(0,k) = 1). |
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1
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| 1, 1, 1, 1, 2, 1, 1, 4, 2, 1, 1, 6, 3, 2, 1, 1, 10, 5, 3, 2, 1, 1, 14, 7, 4, 3, 2, 1, 1, 20, 9, 6, 4, 3, 2, 1, 1, 26, 12, 8, 5, 4, 3, 2, 1, 1, 36, 15, 10, 7, 5, 4, 3, 2, 1, 1, 46, 18, 12, 9, 6, 5, 4, 3, 2, 1, 1, 60, 23, 15, 11, 8, 6, 5, 4, 3, 2, 1
(list; table; graph; listen)
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OFFSET
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0,5
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EXAMPLE
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Row k = 1 : 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ... (see A000012).
Row k = 2 : 1, 2, 4, 6, 10, 14, 20, 26, 36, 46, 60, 74, ...(see A000123).
Row k = 3 : 1, 2, 3, 5, 7, 9, 12, 15, 18, 23, 28, 33, ...(see A005704).
Row k = 4 : 1, 2, 3, 4, 6, 8, 10, 12, 15, 18, 21, 24, ...(see A005705).
Row k = 5 : 1, 2, 3, 4, 5, 7, 9, 11, 13, 15, 18, 21, ...(see A005706).
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CROSSREFS
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Sequence in context: A021477 A124939 A099020 this_sequence A092479 A124022 A098063
Adjacent sequences: A089685 A089686 A089687 this_sequence A089689 A089690 A089691
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KEYWORD
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easy,nonn,tabl
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AUTHOR
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DELEHAM Philippe (kolotoko(AT)wanadoo.fr), Jan 05 2004
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