OFFSET
1,2
COMMENTS
This is the lexicographically earliest sequence of distinct terms > 0 with this property.
The nonprime digits are 0, 1, 4, 6, 8 and 9; the prime digits are 2, 3, 5 and 7. After a(7) = 7 no more terms will show a prime digit.
LINKS
Carole Dubois, Table of n, a(n) for n = 1..74
EXAMPLE
The sequence: 1, 2, 3, 4, 5, 6, 7, 8, 9, 19, 119, 48,...
Sum of prime dig. 0 2 3 0 5 0 7 0 0 0 0 0
Sum of nonprimes 1 0 0 4 0 6 0 8 9 10 11 12
Difference (= n) 1 2 3 4 5 6 7 8 9 10 11 12
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Carole Dubois and Eric Angelini, Feb 06 2021
STATUS
approved