A099205 a(n) = A099203(n)/7.

2, 2, 3, 5, 89, 1, 4421498288, 12674887, 997255, 9953, 125, 5384972473952567685581892549458671983576964776, 1, 91653247859, 12, 89, 0, 13, 32814641783372226439, 1, 3, 37773164244284797591617466656, 1, 7222753654285, 0, 7159325458, 0, 81638587, 799959437

Offset

1,1

Links

Andrew Howroyd, Table of n, a(n) for n = 1..10000

Example

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

Prog

(PARI)
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)}
{ my(N=250); SeqDigits(digits(sqrtint(2*10^(2*N))), t->t%7==0)/7 } \\ Andrew Howroyd, Nov 06 2019

Crossrefs

Cf. A099203.

Sequence in context: A228162 A376190 A080669 * A051005 A266583 A002163

Adjacent sequences: A099202 A099203 A099204 * A099206 A099207 A099208

Keyword

nonn

Author

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

Extensions

Terms a(9) and beyond from Andrew Howroyd, Nov 06 2019

Status

approved