0,2
Barry Cipra's game of Tag Deal
Table of n, a(n) for n=0..5.
a(n) = 2*a(n-1) + n + a(n-1). Here addition means concatenation of numbers into a list; i.e. 2 + 3 = 23
Sequence in context: A234512 A343181 A028673 * A282069 A279989 A282487
Adjacent sequences: A138277 A138278 A138279 * A138281 A138282 A138283
nonn,base
Trevor G. Hyde (trivial34(AT)hotmail.com), May 06 2008
approved