OFFSET
0,4
LINKS
Amiram Eldar, Table of n, a(n) for n = 0..104
MATHEMATICA
Table[B=BellB[n]; r=IntegerExponent[B, 2]; DivisorSigma[0, B/2^r], {n, 0, 60}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Jan 07 2017
EXTENSIONS
Offset corrected by Amiram Eldar, Nov 23 2019
STATUS
approved