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A330709
Two-column table read by rows: pairs (i,j) in order sorted from the left.
3
0, 0, 1, 0, 1, 1, 2, 0, 2, 1, 2, 2, 3, 0, 3, 1, 3, 2, 3, 3, 4, 0, 4, 1, 4, 2, 4, 3, 4, 4, 5, 0, 5, 1, 5, 2, 5, 3, 5, 4, 5, 5, 6, 0, 6, 1, 6, 2, 6, 3, 6, 4, 6, 5, 6, 6, 7, 0, 7, 1, 7, 2, 7, 3, 7, 4, 7, 5, 7, 6, 7, 7, 8, 0, 8, 1, 8, 2, 8, 3, 8, 4, 8, 5, 8, 6, 8, 7, 8, 8, 9, 0, 9, 1, 9, 2, 9, 3, 9, 4, 9, 5, 9, 6, 9, 7, 9, 8, 9, 9, 10, 0
OFFSET
0,7
LINKS
MATHEMATICA
TwoDVectors = List[];
SeqSize = 20;
For[i = 0, i <= SeqSize, i++,
For[j = 0, j <= i, j++,
AppendTo[TwoDVectors, {i, j}]
]
];
Flatten[TwoDVectors]
CROSSREFS
a(2n)= A003056(n),
a(2n+1)= A002262(n).
Cf. A331195.
Sequence in context: A153149 A249072 A174007 * A045450 A347419 A029222
KEYWORD
nonn,easy
AUTHOR
Mehmet A. Ates, Jun 08 2020
STATUS
approved