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A165424
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a(1) = 1, a(2) = 6, a(n) = product of the previous terms for n >= 3.
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1
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OFFSET
| 1,2
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FORMULA
| a(1) = 1, a(2) = 6, a(n) = product_{i=1..n-1} a(i), n >= 3. a(1) = 1, a(2) = 6, a(n) = A000400(2^(n-3)) = 6^(2^(n-3)), n >= 3. a(1) = 1, a(2) = 6, a(3) = 6, a(n) = (a(n-1))^2, n >= 4.
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CROSSREFS
| See A173501 for another version. N. J. A. Sloane, Feb 23 2010.
Sequence in context: A176861 A038260 A203057 * A186982 A196075 A156099
Adjacent sequences: A165421 A165422 A165423 * A165425 A165426 A165427
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KEYWORD
| nonn
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AUTHOR
| Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Sep 17 2009
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