A054632 Partial sums of A007376.

0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 46, 46, 47, 48, 49, 51, 52, 55, 56, 60, 61, 66, 67, 73, 74, 81, 82, 90, 91, 100, 102, 102, 104, 105, 107, 109, 111, 114, 116, 120, 122, 127, 129, 135, 137, 144, 146, 154, 156, 165, 168, 168, 171, 172, 175, 177

Offset: 0

Author

N. J. A. Sloane, Apr 16 2000

Keywords

• nonn
• base
• easy

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Programs

Haskell

a054632 n = a054632_list !! n
a054632_list = scanl (+) 0 a007376_list
-- Reinhard Zumkeller, Dec 29 2011

Python

from itertools import accumulate, count, islice
def A054632gen(): return accumulate(int(d) for n in count(0) for d in str(n))
A054632_list = list(islice(A054632gen(),40)) # Chai Wah Wu, Dec 04 2021