A099205 - OEIS

%I #4 Nov 06 2019 17:50:33

%S 2,2,3,5,89,1,4421498288,12674887,997255,9953,125,

%T 5384972473952567685581892549458671983576964776,1,91653247859,12,89,0,

%U 13,32814641783372226439,1,3,37773164244284797591617466656,1,7222753654285,0,7159325458,0,81638587,799959437

%N a(n) = A099203(n)/7.

%e a(5) = 89 = A099203(5)/7.

%o (PARI)

%o SeqDigits(v,pred)={my(L=List(), k=1); for(i=1, #v, my(t=fromdigits(v[k..i])); if(pred(t), listput(L,t); k=i+1)); Vec(L)}

%o { localprec(400); SeqDigits(digits(floor(sqrt(2)*10^250)), t->t%7==0)/7 } \\ _Andrew Howroyd_, Nov 06 2019

%Y Cf. A099203.

%K nonn

%O 1,1

%A Serhat Sevki Dincer (mesti_mudam(AT)yahoo.com), Oct 04 2004

%E Terms a(9) and beyond from _Andrew Howroyd_, Nov 06 2019