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A160482
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Second left hand column of the Beta triangle A160480
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2
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1, 36, 2063, 182474, 23364725, 4107797216, 951631193979, 281268377936406, 103364179496231841, 46249298048633298156, 24761883016575811181799, 15633887186628672922202850, 11496293145747030133211784525
(list; graph; refs; listen; history; internal format)
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OFFSET
| 3,2
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MAPLE
| nmax:=15; a(1, 1):=0: for n from 2 to nmax do a(n, 1):=(2*n-3)^2*a(n-1, 1)-(2*(n-2))! od: a(2, 2):=0: for n from 3 to nmax do a(n, 2):=(2*n-3)^2*a(n-1, 2)-a(n-1, 1) od: seq(a(n, 2), n=3..nmax);
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CROSSREFS
| A160480 is the Beta triangle.
A101269 is the first left hand column.
Sequence in context: A025754 A071128 A065782 * A135626 A064566 A120466
Adjacent sequences: A160479 A160480 A160481 * A160483 A160484 A160485
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KEYWORD
| easy,nonn
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AUTHOR
| Johannes W. Meijer (meijgia(AT)hotmail.com), May 24 2009
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