a(0)=2; thereafter a(n) = a(n-1) + prime(n) if a(n-1) < prime(n), otherwise a(n) = a(n-1) - prime(n). Cf. A008348.
A022833
a(0)=2; thereafter a(n) = a(n-1) + prime(n) if a(n-1) < prime(n), otherwise a(n) = a(n-1) - prime(n). Cf. A008348.
Terms
- a(0) =2a(1) =0a(2) =3a(3) =8a(4) =1a(5) =12a(6) =25a(7) =8a(8) =27a(9) =4a(10) =33a(11) =2a(12) =39a(13) =80a(14) =37a(15) =84a(16) =31a(17) =90a(18) =29a(19) =96a(20) =25a(21) =98a(22) =19a(23) =102a(24) =13a(25) =110a(26) =9a(27) =112a(28) =5a(29) =114
External references
- oeis: A022833