1,2

Numbers n for which A099563(n) = 1.

Numbers n for which A265333(n) = 1.

Antti Karttunen, Table of n, a(n) for n = 1..5915

Index entries for sequences related to factorial base representation

1 is present as 1 >= 1! but < 2*1!

2 is present as 2 >= 2! but < 2*2!

3 is present as 3 >= 2! but < 2*2!

4 is not present as 4 >= 2! but not < 2*2! (and not >= 3!).

(Scheme, with Antti Karttunen's IntSeq-library)

(define A265334 (NONZERO-POS 1 1 A265333))

Cf. A007623, A099563, A265333 (characteristic function).

Cf. A059590, A060112 (subsequences).

Cf. also A265897, A265898.

Sequence in context: A039071 A272799 A300157 * A050019 A163099 A047287

Adjacent sequences: A265331 A265332 A265333 * A265335 A265336 A265337

nonn

Antti Karttunen, Dec 25 2015

approved