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A006029 Numbers n such that n-th tetrahedral number n(n+1)(n+2)/6 is palindromic. +0
2
1, 2, 17, 21, 336 (list; graph; listen)
OFFSET

1,2
LINKS

P. De Geest, Palindromic Tetrahedrals

CROSSREFS

Cf. A006030.

Sequence in context: A042055 A075683 A157191 this_sequence A126961 A106622 A040992

Adjacent sequences: A006026 A006027 A006028 this_sequence A006030 A006031 A006032

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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