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 A256131 a(n) = H_n(10,2) where H_n is the n-th hyperoperator. 4
 3, 12, 20, 100, 10000000000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS See A054871 for definitions and key links. Sequence can be also be seen as a(0) = 3, a(1) = 12, a(n) = H_{n-1}(10,10) for n>1. - Natan Arie Consigli, Apr 22 2015; edited by Danny Rorabaugh, Oct 20 2015 LINKS Wikipedia, Hyperoperation EXAMPLE a(0) = H_0(10,2) = 2+1 = 3; a(1) = H_1(10,2) = 10+2 = 12; a(2) = H_2(10,2) = 10*2 = 10+10 = 20; a(3) = H_3(10,2) = 10^2 = 10*10 = 100; a(4) = H_4(10,2) = 10^^2 = 10^10 = 10000000000; a(5) = H_5(10,2) = 10^^^2 = 10^^10 = 10^10^10^10^10^10^10^10^10^10 = ... . CROSSREFS Cf. A054871. Sequence in context: A212760 A143268 A193558 * A080767 A043465 A074276 Adjacent sequences: A256128 A256129 A256130 * A256132 A256133 A256134 KEYWORD nonn AUTHOR Natan Arie Consigli, Mar 15 2015 EXTENSIONS First terms corrected and hyperoperator notation implemented by Danny Rorabaugh, Oct 20 2015 STATUS approved

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Last modified February 3 17:00 EST 2023. Contains 360044 sequences. (Running on oeis4.)