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 A254121 Primes of the form (n+1)^n - n. 0
 7, 61, 117643, 793714773254131, 45671926166590716193865151022383844364247891937, 403343566675122500462878634623535631588559593930513766350645748813807 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Generated by n = 2, 3, 6, 13, 31, 42, 61, ... The next term (a(7)) has 110 digits. - Harvey P. Dale, Apr 24 2016 LINKS Table of n, a(n) for n=1..6. EXAMPLE 7 is in this sequence because (2+1)^2 - 2 = 7 and 7 is prime. MATHEMATICA Select[Table[(n+1)^n-n, {n, 70}], PrimeQ] (* Harvey P. Dale, Apr 24 2016 *) PROG (Magma) [a: n in [0..100] | IsPrime(a) where a is (n+1)^n - n]; CROSSREFS Cf. A177008. Sequence in context: A048287 A317430 A145507 * A047685 A171078 A368057 Adjacent sequences: A254118 A254119 A254120 * A254122 A254123 A254124 KEYWORD nonn,less AUTHOR Juri-Stepan Gerasimov, Jan 25 2015 STATUS approved

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Last modified July 16 12:01 EDT 2024. Contains 374348 sequences. (Running on oeis4.)