Each term k provides a value of (sum-of-digits of 5^k)/k that is closer to Pi than the previous value.
A119666
Each term k provides a value of (sum-of-digits of 5^k)/k that is closer to Pi than the previous value.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =6a(4) =8a(5) =139a(6) =309a(7) =390a(8) =819a(9) =2868a(10) =6751a(11) =8045a(12) =9414a(13) =15008a(14) =15375a(15) =56839a(16) =84383a(17) =151286a(18) =307650a(19) =516962a(20) =533919a(21) =2021009
External references
- oeis: A119666