1488080
domain: N
Appears in sequences
- In the triangle 1 / 1*2 2*3 / 1*2*3 2*3*4 3*4*5 / ... if every number k is replaced by prime(k) one gets the following triangle 2 / 6 15 / 30 105 385 / 210 1155 5005 17017 / ... Sequence contains the row sums.at n=4A092957
- Numbers k such that k + the sum of the fourth powers of its digits is again a fourth power.at n=24A362954