a(n) = sum[i=1,n](i-th prime of Erdős-Selfridge classification i+). Cumulative sums of A101253.

A098661

a(n) = sum[i=1,n](i-th prime of Erdős-Selfridge classification i+). Cumulative sums of A101253.

Terms

    a(0) =2a(1) =21a(2) =134a(3) =751a(4) =2628a(5) =11381a(6) =63898a(7) =318941a(8) =1851114a(9) =11138635a(10) =59638094a(11) =413291157a(12) =2550007678a(13) =20721795665a(14) =132517178106

External references