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A032789 n(n+1)(n+2) / n+(n+1)+(n+2) is a palindrome. +0
2
0, 1, 3, 4, 9, 21, 42, 99, 154, 237, 405, 999, 9999, 18991, 19291, 22021, 23587, 40293, 45072, 99999, 137652, 999999, 1278343, 1360456, 3162199, 3162499, 4029705, 4365396, 4418236, 6052891, 9999999 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Cf. A032790.

Sequence in context: A092763 A116868 A049976 this_sequence A089243 A034921 A038222

Adjacent sequences: A032786 A032787 A032788 this_sequence A032790 A032791 A032792

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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