A157176 a(n+1) = a(n - n mod 2) + a(n - n mod 3), a(0) = 1.

1, 2, 2, 3, 5, 8, 8, 16, 16, 24, 40, 64, 64, 128, 128, 192, 320, 512, 512, 1024, 1024, 1536, 2560, 4096, 4096, 8192, 8192, 12288, 20480, 32768, 32768, 65536, 65536, 98304, 163840, 262144, 262144, 524288, 524288, 786432, 1310720, 2097152, 2097152

Offset

0,2

Comments

a(6*k) = 8^k; a(A008588(n))=A001018(n);

a(6*k+1) = a(6*k+2) = 2*8^k; a(A016921(n))=a(A016933(n))=A013730(n);

a(6*k+3) = 3*8^k; a(A016945(n))=A103333(n+1);

a(6*k+4) = 5*8^k; a(A016957(n))=A067412(n+1);

a(6*k+5) = 8^(k+1); a(A016969(n))=A001018(n+1).

Links

Table of n, a(n) for n=0..42.

Formula

a(n+6) = 8*a(n).

Crossrefs

Sequence in context: A199962 A114990 A241421 * A276429 A111181 A267419

Adjacent sequences: A157173 A157174 A157175 * A157177 A157178 A157179

Keyword

nonn

Author

Reinhard Zumkeller, Feb 24 2009

Status

approved