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Search: id:A089209
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| 1, 2, 1, 3, 2, 1, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 3, 2, 1, 2, 1, 5, 4, 3, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 3, 2, 1, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 3, 2, 1, 2, 1, 6, 5, 4, 3, 2, 1, 5, 4, 3, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 5, 4, 3, 2, 1, 4, 3, 2, 1, 3, 2, 1, 2, 1, 4, 3, 2, 1, 3, 2, 1
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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A033184(n,k) is the number of occurrences of k in the n-th row . There are A000108(n) numbers in the n-th row.
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FORMULA
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Let 1->21; 2->321; 3->4321; 4->54321; 5->654321; .... the table is defined by : row 1 :1; row 1->row 2 :2, 1; row 2->row 3 :3, 2, 1, 2, 1; row 3->row 4 :4, 3, 2, 1, 3, 2, 1, 2, 1, 3, 2, 1, 2, 1; ...row n->row n+1.
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CROSSREFS
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Cf. A000108 A033184.
Sequence in context: A026171 A026176 A026141 this_sequence A153359 A023510 A005678
Adjacent sequences: A089206 A089207 A089208 this_sequence A089210 A089211 A089212
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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), Dec 21 2003
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