A247899 First differences of A247679

90, 18, 18, 54, 72, 18, 18, 18, 36, 18, 18, 72, 54, 36, 36, 18, 36, 72, 18, 36, 54, 54, 18, 18, 54, 18, 18, 18, 36, 36, 18, 36, 36, 36, 54, 18, 18, 18, 36, 18, 18, 36, 18, 54, 18, 18, 90, 18, 18, 36, 18, 18, 18, 18, 18, 18, 18, 72, 18, 18, 54, 18, 18, 54, 18, 36, 18, 18, 36, 18, 36, 18, 18, 54, 54, 36, 18, 18, 18, 18, 18

Offset

1,1

Comments

All terms have digital root equal to 9.

Links

Odimar Fabeny, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A247679.

Sequence in context: A221307 A058631 A078293 * A247902 A052999 A050662

Adjacent sequences: A247896 A247897 A247898 * A247900 A247901 A247902

Keyword

nonn,easy

Author

Odimar Fabeny, Sep 26 2014

Status

approved