OFFSET
0,1
LINKS
Eric Weisstein's World of Mathematics, Wolfram's Iteration
FORMULA
Apparently a(n) = 4*A201125(n) for n >= 1. - Hugo Pfoertner, Dec 07 2022
CROSSREFS
KEYWORD
nonn
AUTHOR
Eric W. Weisstein, Jun 07 2004
STATUS
approved