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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: A202684 A332194 A364276 * 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 May 14 06:43 EDT 2024. Contains 372528 sequences. (Running on oeis4.)