1,1
8171726 * 8171731 = 6677714//6677706, where // denotes
concatenation.
Cf. A116105, A116228, A116235, A116237, A116249.
Sequence in context: A184214 A181680 A157378 * A116259 A158256 A104921
Adjacent sequences: A116233 A116234 A116235 * A116237 A116238 A116239
nonn,base
Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006