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 A106484 Iterated Stella Octangula numbers A007588. 2
 2, 14, 5474, 328053267374, 70609493887317824553444331216711874, 704075595895578790602913140874091028795793004193695613020210569466609876113017694526357948165550233559374 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Stella Octangula Number of Stella Octangula Number of ... Stella Octangula Number of 2, with n steps in the recursion. This iteration need not start with a(0) = 2. See Index for iterated triangular number, iterated pentagonal number, ..., iterated tetrahedral number, iterated octahedral number, ... iterated pentatope number and the like. LINKS Eric Weisstein's World of Mathematics, Stella Octangula Number.. FORMULA a(0) = 2; a(n+1) = a(n)*(2*a(n)^2 - 1) = A007588(a(n)). CROSSREFS Cf. A007588, A106482, A106483. Sequence in context: A296410 A006266 A284378 * A228342 A027739 A193307 Adjacent sequences:  A106481 A106482 A106483 * A106485 A106486 A106487 KEYWORD easy,nonn AUTHOR Jonathan Vos Post, May 03 2005 STATUS approved

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Last modified October 1 08:39 EDT 2020. Contains 337442 sequences. (Running on oeis4.)