\ 0 0 0 0 1 0 0 0 0 0 a5 \ 1 1 3 1 2 1 1 1 1 1 a3 \ 2 2 4 5 3 2 2 2 2 2 a4 \ 3 3 5 6 4 3 3 3 3 7 a10 \ 4 4 6 4 5 4 9 4 4 8 a7
Can you a1 (add one) ? post your answer in comments