1,1
First appearance of string n in decimal expansion of Pi
a(4) = 15 because string 15 is the first appearance of a decimal string having first appearance starting at digit 4 of the decimal expansion of Pi.
Cf. A032445, A000796.
Sequence in context: A010756 A010284 A095328 this_sequence A064809 A058361 A112668
Adjacent sequences: A066709 A066710 A066711 this_sequence A066713 A066714 A066715
base,nonn
Robert A. Stump (bee_ess107(AT)yahoo.com), Jan 13 2002
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