Goodstein sequence starting with 4: to calculate a(n+1), write a(n) in the hereditary representation in base n+2, then bump the base to n+3, then subtract 1.
A056193
Goodstein sequence starting with 4: to calculate a(n+1), write a(n) in the hereditary representation in base n+2, then bump the base to n+3, then subtract 1.
Terms
- a(0) =4a(1) =26a(2) =41a(3) =60a(4) =83a(5) =109a(6) =139a(7) =173a(8) =211a(9) =253a(10) =299a(11) =348a(12) =401a(13) =458a(14) =519a(15) =584a(16) =653a(17) =726a(18) =803a(19) =884a(20) =969a(21) =1058a(22) =1151a(23) =1222a(24) =1295a(25) =1370a(26) =1447a(27) =1526a(28) =1607a(29) =1690
External references
- oeis: A056193