OFFSET
1,2
EXAMPLE
a(1) + a(2) = 1 + 10 = 11 and the terminal 1 of 11 is the 1st digit of the sequence;
a(2) + a(3) = 10 + 11 = 21 and the terminal 1 of 21 is the 2nd digit of the sequence;
a(3) + a(4) = 11 + 9 = 20 and the terminal 0 of 20 is the 3rd digit of the sequence;
a(4) + a(5) = 9 + 2 = 11 and the terminal 1 of 11 is the 4th digit of the sequence;
a(5) + a(6) = 2 + 19 = 21 and the terminal 1 of 21 is the 5th digit of the sequence; etc.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Eric Angelini and Carole Dubois, Mar 14 2022
STATUS
approved