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 A028680 Pseudo Galois numbers for d=18. 1
 1, 306, 32023512, 1089004102288704, 12000667955029147591142400, 42847968954950283704312619696092774400, 49567873660106321460531697392097352394556112948428800 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..28 FORMULA a(n) = d^n * product(d^n - d^k, k=0..n-1). MATHEMATICA FoldList[ #1*18^#2 (18^#2-1)&, 1, Range[ 20 ] ] CROSSREFS Sequence in context: A023908 A035843 A128477 * A118282 A220475 A282594 Adjacent sequences: A028677 A028678 A028679 * A028681 A028682 A028683 KEYWORD nonn AUTHOR Olivier Gérard STATUS approved

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Last modified December 8 16:32 EST 2023. Contains 367680 sequences. (Running on oeis4.)