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 A302124 Primes of form 6*k^k - 5. 3
 19, 157, 1531, 4941253, 100663291, 2324522929, 774660240526566167037696179607987213236023100283073 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The next term is too large to include. The next term has 297 digits. - Harvey P. Dale, May 24 2021 LINKS Table of n, a(n) for n=1..7. FORMULA a(n) = 6*A302123(n)^A302123(n) - 5. MATHEMATICA Select[Table[6k^k-5, {k, 50}], PrimeQ] (* Harvey P. Dale, May 24 2021 *) CROSSREFS Primes of form b*k^k - b + 1: A301870 (b=4), this sequence (b=6). Cf. A302091, A302123. Sequence in context: A301398 A141923 A261791 * A217215 A159682 A197500 Adjacent sequences: A302121 A302122 A302123 * A302125 A302126 A302127 KEYWORD nonn AUTHOR Seiichi Manyama, Apr 01 2018 STATUS approved

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Last modified June 17 23:38 EDT 2024. Contains 373468 sequences. (Running on oeis4.)