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 A025494 Squares which are the sum of factorials of distinct integers (probably finite). 12
 1, 4, 9, 25, 121, 144, 729, 841, 5041, 5184, 45369, 46225, 363609, 403225, 3674889, 1401602635449 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS No other elements < 31!. - Paul.Jobling(AT)WhiteCross.com, Aug 10 2000 If there are any terms in either A014597 or A025494 beyond the last one given (i.e., n = 1183893 in A014597; equivalently n^2 = 1401602635449 in A025494), then n^2 must be greater than 48! (about 1.24139*10^61). - Jon E. Schoenfield, Aug 04 2006 LINKS CROSSREFS Cf. A002034, A018194, A051760, A051761, A014597, A059589. Subsequence of A059589. Sequence in context: A167045 A262753 A055851 * A087374 A081948 A191273 Adjacent sequences: A025491 A025492 A025493 * A025495 A025496 A025497 KEYWORD nonn AUTHOR STATUS approved

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Last modified December 1 12:40 EST 2022. Contains 358468 sequences. (Running on oeis4.)