A108274 - cp's OEIS frontend

A108274 Sum of the first 10^n terms in A097974. a(n) = sum_{m=1..10^n} t(m), where t(m) is the sum of the prime divisors of m that are less than or equal to sqrt(m).

n	a(n)
0	0
1	11
2	327
3	7714
4	184680
5	4617253
6	118697919
7	3149768778
8	85356405077
9	2357169671137
10	66097467843823
11	1875931900135854
12	53804720498131760
13	1556256544987695973
14	45343922927650954928
15	1329347125287604758708
16	39180941384720954859005

[0, 11, 327, 7714, 184680, 4617253, 118697919, 3149768778, 85356405077, 2357169671137, 66097467843823, 1875931900135854, 53804720498131760, 1556256544987695973, 45343922927650954928, 1329347125287604758708, 39180941384720954859005]

cp's OEIS Frontend

A108274 Sum of the first 10^n terms in A097974. a(n) = sum_{m=1..10^n} t(m), where t(m) is the sum of the prime divisors of m that are less than or equal to sqrt(m).

Table of values

List of values