A120232 Inverse of A120231.
1, 3, 2, 6, 8, 4, 5, 12, 14, 7, 17, 18, 9, 21, 10, 11, 26, 27, 13, 30, 32, 15, 35, 16, 38, 39, 41, 19, 44, 20, 47, 48, 22, 23, 53, 24, 25, 57, 59, 60, 62, 28, 29, 66, 68, 31, 71, 72, 33, 75, 34, 78, 80, 36, 37, 84, 86, 87, 89, 40, 92, 93, 42, 43, 98, 99, 45, 102, 46, 105, 107
Offset: 1
Keywords
Examples
A120231, written as a function, is
{(1,1),(2,3),(3,2),(4,6),(5,7),(6,4),(7,10),(8,5)...}.
Reversing each ordered pair and reordering gives
{(1,1),(2,3),(3,2),(4,6),(5,8),(6,4),(7,5),(8,12)...}.
Suppressing first components leaves
1,3,2,6,8,4,5,12,...
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