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Table of n, a(n) for n=1..26.
P. De Geest, Palindromic pronic numbers of the form n(n+1)
Eric Weisstein's World of Mathematics, Palindromic Number.
Eric Weisstein's World of Mathematics, Pronic Number.
Sequence in context: A216424 A212897 A034581 * A244717 A208102 A207723
Adjacent sequences: A028333 A028334 A028335 * A028337 A028338 A028339
Patrick De Geest