0,2
Rodolfo Kurchan, Mesmerizing Math. Puzzles, Sterling Publications, page 19
a(2)= 9 because Nine has 2 N's.
Sequence in context: A146080 A186508 A000981 * A171066 A068174 A165247
Adjacent sequences: A060224 A060225 A060226 * A060228 A060229 A060230
nonn,word
Rodolfo Kurchan (rkurchan(AT)yahoo.com), Mar 20 2001