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A028559 Palindromes of form n(n+5). 0
0, 6, 66, 414, 696, 41814, 42224, 666666, 4282824, 4754574, 4881884, 416343614, 630939036, 4159669514, 6817557186, 42877777824, 4163250523614, 4783601063874, 4986733376894, 47431877813474 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..20.

P. De Geest, Palindromic Quasipronics of the form n(n+x)

CROSSREFS

Sequence in context: A185253 A192089 A119073 * A249639 A163699 A062184

Adjacent sequences:  A028556 A028557 A028558 * A028560 A028561 A028562

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified February 24 09:40 EST 2020. Contains 332209 sequences. (Running on oeis4.)