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Search: id:A059368
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| A059368 |
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Triangle arising from solution to a*x = tan x (next row contains non-integral entries). |
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1
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| 1, 1, 3, 3, 20, 30, 15, 161, 525, 525, 105, 1584, 8232, 17640, 13230, 945, 18579, 134970, 457380, 727650, 436590
(list; table; graph; listen)
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OFFSET
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0,3
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REFERENCES
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L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 170, #33.
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EXAMPLE
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1; 1,3; 3,20,30; 15,161,525,525; ...
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CROSSREFS
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First diagonal is A001147.
Sequence in context: A101617 A131443 A157050 this_sequence A090694 A078431 A112534
Adjacent sequences: A059365 A059366 A059367 this_sequence A059369 A059370 A059371
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KEYWORD
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nonn,tabl
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Jan 28 2001
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