A019770Decimal expansion of 2*e/17.

3, 1, 9, 7, 9, 7, 8, 6, 2, 1, 7, 1, 6, 5, 2, 3, …

The first 7 terms appear at position 35,718.

…8306957868547393765643363197978680367187307969392423632…
position 35,718
termsstringfirst positionoccurrences
13999,986,911
2311379,995,316
33191,165999,608
431975,238100,158
53197935,7189,941
631979735,718978
7319797835,71896
83197978635,71813
9319797862396,658,1731
103197978621not within 1,000,000,0000
1131979786217not within 1,000,000,0000
12319797862171not within 1,000,000,0000

Searched the first 1,000,000,000 digits. Strings longer than 12 digits are not indexed.