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A179204
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a(1)=11. For n>1, a(n) is LCM of a(n-1) and largest integer <= sqrt(a(n-1)).
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4
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11, 33, 165, 660, 3300, 62700, 313500, 175246500, 1159956583500, 104107263325708500, 33590892600867160755553500, 16223743465315689722383864179533682000, 816839289277964676046109573379123296940139985976528000
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OFFSET
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1,1
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COMMENTS
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All similar sequences starting with numbers less than 11 become constant after a few terms.
Next initial values for the sequence to behave like this one: 13, 17, 19, 23, 26, 27, 28, 29, ... - Michel Marcus, Jun 14 2013
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LINKS
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PROG
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(PARI) lista(nn) = {ia = 11; print1(ia, ", "); for (i=1, nn, ib = lcm(ia, sqrtint(ia)); print1(ib, ", "); ia = ib; ); } \\ Michel Marcus, Jun 14 2013
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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