29998
domain: N
Appears in sequences
- Numbers k such that k*(k+3) is a palindrome.at n=13A028553
- Number of partitions satisfying 0 < cn(2,5) + cn(3,5).at n=39A039897
- Smallest even number with digit sum n.at n=36A069532
- Numbers k such that there are no prime numbers between reverse(k) and 3*k.at n=11A074815
- Numbers k such that k divides the sum of digits of all numbers from 1 to k.at n=41A114136
- Numbers k such that k and k^2 use only the digits 0, 2, 4, 8 and 9.at n=39A136909
- First occurrence of n consecutive n's in the decimal expansion of the Champernowne constant.at n=6A224896
- a(n) = Sum_{i=1..n} prime(n*(i - 1) + i).at n=20A319012