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A331195
Three-column table read by rows: triples (i,j,k) in order sorted from the left.
8
0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 2, 0, 0, 2, 1, 0, 2, 1, 1, 2, 2, 0, 2, 2, 1, 2, 2, 2, 3, 0, 0, 3, 1, 0, 3, 1, 1, 3, 2, 0, 3, 2, 1, 3, 2, 2, 3, 3, 0, 3, 3, 1, 3, 3, 2, 3, 3, 3, 4, 0, 0, 4, 1, 0, 4, 1, 1, 4, 2, 0, 4, 2, 1, 4, 2, 2, 4, 3, 0, 4, 3, 1, 4, 3, 2, 4, 3, 3, 4, 4, 0, 4, 4, 1, 4, 4, 2, 4, 4, 3, 4, 4, 4, 5, 0, 0
OFFSET
0,13
LINKS
FORMULA
a(3*n) = A056556(n).
a(3*n+1) = A056557(n).
a(3*n+2) = A056558(n).
EXAMPLE
For n=[0,1,2] to n=[12,13,14], a[n,n+1,n+2] counts up as such: [0,0,0], [1,0,0], [1,1,0], [1,1,1], [2,0,0], etc.
MATHEMATICA
ThreeDVectors = List[];
SeqSize = 10;
For[i = 0, i <= SeqSize, i++,
For[j = 0, j <= i, j++,
For[k = 0, k <= j, k++,
AppendTo[ThreeDVectors, {i, j, k}]
]
]
];
Flatten[ThreeDVectors]
CROSSREFS
See A372667 for the norms of these triples.
Sequence in context: A353501 A353428 A244738 * A215462 A025843 A303906
KEYWORD
nonn,easy,tabf
AUTHOR
Mehmet A. Ates, Jun 08 2020
STATUS
approved