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A006030 Palindromic tetrahedral numbers. 2
1, 4, 969, 1771, 6378736 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

P. De Geest, Palindromic Tetrahedrals

CROSSREFS

Cf. A006029.

Sequence in context: A159706 A188978 A202684 * A180268 A087365 A024059

Adjacent sequences:  A006027 A006028 A006029 * A006031 A006032 A006033

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified September 23 02:13 EDT 2018. Contains 315271 sequences. (Running on oeis4.)