A245650Primes in the sequence 12*n - prime(n), (A245071).
31, 41, 59, 67, 101, 107, 139, 179, 193, 199, 211, 229, 239, 269, 271, 281, …
The first 4 terms appear at position 77,759,201.
…82306647093844609550582231725359408128481117450284…
…2091444210067510334671103141267111369908658516398315…
…580057761373094604324573314159787616555372263016164233…
…50150218704819107678821331415967268384994480640700951624…
| terms | string | first position | occurrences |
|---|---|---|---|
| 1 | 31 | 137 | 9,995,316 |
| 2 | 3141 | 3,496 | 99,801 |
| 3 | 314159 | 176,451 | 1,002 |
| 4 | 31415967 | 77,759,201 | 6 |
| 5 | 31415967101 | not within 1,000,000,000 | 0 |
Searched the first 1,000,000,000 digits. Strings longer than 12 digits are not indexed.