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 A111454 a(n) = (n-4)^(n-3) - (n-3)^(n-4) + 1. 2
 0, 0, 0, 18, 400, 7850, 162288, 3667650, 91171008, 2486784402, 74062575400, 2395420006034, 83695120256592, 3143661612445146, 126375169532421600, 5415486851106043650, 246486713303685957376 (list; graph; refs; listen; history; text; internal format)
 OFFSET 4,4 LINKS Harvey P. Dale, Table of n, a(n) for n = 4..389 FORMULA a(n) = A007925(n-4) + 1. - Mathew Englander, Aug 14 2020 MATHEMATICA Table[(n-4)^(n-3)-(n-3)^(n-4)+1, {n, 4, 20}] (* Harvey P. Dale, Oct 05 2019 *) CROSSREFS Cf. A007925. Sequence in context: A070943 A252888 A159647 * A116421 A298465 A260655 Adjacent sequences:  A111451 A111452 A111453 * A111455 A111456 A111457 KEYWORD nonn AUTHOR Robert J. Reid (greencroft57(AT)yahoo.co.uk), Nov 14 2005 EXTENSIONS More terms from R. J. Mathar, Feb 26 2008 STATUS approved

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Last modified April 12 09:39 EDT 2021. Contains 342920 sequences. (Running on oeis4.)