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Search: id:A069011
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| A069011 |
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Triangle with T(n,k)=n^2+k^2. |
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+0
3
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| 0, 1, 2, 4, 5, 8, 9, 10, 13, 18, 16, 17, 20, 25, 32, 25, 26, 29, 34, 41, 50, 36, 37, 40, 45, 52, 61, 72, 49, 50, 53, 58, 65, 74, 85, 98, 64, 65, 68, 73, 80, 89, 100, 113, 128, 81, 82, 85, 90, 97, 106, 117, 130, 145, 162, 100, 101, 104, 109, 116, 125, 136, 149, 164, 181
(list; table; graph; listen)
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OFFSET
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0,3
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EXAMPLE
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Rows start 0; 1,2; 4,5,8; 9,10,13,18; 16,17,20,25,32; etc.
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CROSSREFS
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Cf. A001481 for terms in this sequence, A000161 for number of times each term appears, A048147 for square array.
Sequence in context: A001481 A034026 A125022 this_sequence A101185 A045702 A005658
Adjacent sequences: A069008 A069009 A069010 this_sequence A069012 A069013 A069014
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KEYWORD
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easy,nonn,tabl
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AUTHOR
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Henry Bottomley (se16(AT)btinternet.com), Apr 02 2002
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