A060779 a(n) = lcm(A000005(n+1), A000005(n)).

2, 2, 6, 6, 4, 4, 4, 12, 12, 4, 6, 6, 4, 4, 20, 10, 6, 6, 6, 12, 4, 4, 8, 24, 12, 4, 12, 6, 8, 8, 6, 12, 4, 4, 36, 18, 4, 4, 8, 8, 8, 8, 6, 6, 12, 4, 10, 30, 6, 12, 12, 6, 8, 8, 8, 8, 4, 4, 12, 12, 4, 12, 42, 28, 8, 8, 6, 12, 8, 8, 12, 12, 4, 12, 6, 12, 8, 8, 10, 10, 20, 4, 12, 12, 4, 4, 8, 8, 12

Offset

1,1

Links

Harry J. Smith, Table of n, a(n) for n = 1..1000

Prog

(PARI) { t=1; for (n=1, 1000, d=numdiv(n+1); write("b060779.txt", n, " ", lcm(d, t)); t=d; ) } \\ Harry J. Smith, Jul 11 2009

Crossrefs

Cf. A057921, A000005.

Sequence in context: A286540 A229980 A184158 * A324650 A029594 A320191

Adjacent sequences: A060776 A060777 A060778 * A060780 A060781 A060782

Keyword

nonn

Author

Labos Elemer, Apr 26 2001

Status

approved