A098963 Position of the smallest n-digit prime in the decimal expansion of e.

1, 201, 196, 6226, 151208, 2778287, 21544761, 46847251, 172814008, 1976183900

Offset

1,2

Comments

a(10) was found by Shigeru Kondo, using the program PiFast of Xavier Gourdon to calculate e.

Links

Table of n, a(n) for n=1..10.

X. Gourdon, PiFast

Example

n...Prime...................Location.....String around value
1...2............................1.............2718281828459
2...11.........................201.............1019011573834
3...101........................196.............1952510190115
4...1009......................6226..............424341009057
5...10007...................151208.............4361910007991
6...100003.................2778287.............8243510000312
7...1000003...............21544761...........279031000003794
8...10000019..............46847251...........299541000001984
9...100000007............172814008.......2861310000000776457
10..1000000007..........1976183900.......3649610000000077111

Crossrefs

Cf. A001113, A003617.

Sequence in context: A248453 A035835 A027825 * A107843 A296022 A338591

Adjacent sequences: A098960 A098961 A098962 * A098964 A098965 A098966

Keyword

nonn,base

Author

Dominic C. Milioto (dmilioto(AT)sw.rr.com), Oct 22 2004 (who also used PiFast to calculate e).

Status

approved