21322317
domain: N
Appears in sequences
- Autobiographical numbers: Fixed under operator T (A047842): "Say what you see".at n=12A047841
- Erroneous version of A047841.at n=6A104784
- Numbers n such that A047842(n) | n.at n=29A237605
- Autobiographical numbers in base 8: numbers which are fixed or belong to a cycle under the operator T.at n=10A267496
- Autobiographical numbers in base 9: numbers which are fixed or belong to a cycle under the operator T (see comments).at n=11A267497
- Autobiographical numbers in base 10: numbers which are fixed or belong to a cycle under the operator T.at n=12A267498
- Numbers k such that k | A047842(k).at n=26A278439