A147602A nonsense sequence.

1, -1, 2, -1, -1, 0, 3, 0, -1, -1, -1, 1, 3, 1, -1, -1, …

This sequence has negative terms. Minus signs are dropped before searching.

The first 6 terms appear at position 4,058,642.

…409636450142171046145664112110718357116770412916187866…
position 4,058,642
termsstringfirst positionoccurrences
11199,997,334
211949,997,964
31127091,000,085
41121709100,198
511211102,5689,988
61121104,058,6421,029
711211034,485,78283
81121103051,827,8758
9112110301155,204,1952
101121103011349,294,0291
1111211030111349,294,0291
12112110301111349,294,0291

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