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Revision History for A206239

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A206239

Subsequence A005318(t_n), where t_n is the n-th triangular number (A000217).
(history; published version)

#13 by Russ Cox at Fri Mar 30 16:52:09 EDT 2012

AUTHOR

_N. J. A. Sloane (njas(AT)research.att.com), _, Feb 09 2012

Discussion

Fri Mar 30

16:52

OEIS Server: https://oeis.org/edit/global/110

#12 by N. J. A. Sloane at Sun Feb 12 14:15:50 EST 2012

STATUS

editing

approved

#11 by N. J. A. Sloane at Sun Feb 12 14:15:47 EST 2012

NAME

Subsequence A005318(t_n), where t_n is the n-th triangula triangular number (A000217).

LINKS

R. K. Guy, <a href="http://dx.doi.org/10.1016/S0304-0208(08)73500-X">Sets of integers whose subsets have distinct sums</a>, pp. 141-154 of Theory and practice of combinatorics. Ed. A. Rosa, G. Sabidussi and J. Turgeon. Annals of Discrete Mathematics, 12. North-Holland 1982. See Table 1.

STATUS

approved

editing

#10 by N. J. A. Sloane at Thu Feb 09 16:18:39 EST 2012

STATUS

editing

approved

#9 by N. J. A. Sloane at Thu Feb 09 16:18:35 EST 2012

NAME

qqq

Subsequence A005318(t_n), where t_n is the n-th triangula number (A000217).

COMMENTS

These are the repeated terms in A205744.

LINKS

CROSSREFS

Cf. A005318, A205744, A096858.

#8 by N. J. A. Sloane at Thu Feb 09 16:15:33 EST 2012

NAME

allocated for N. J. A. Sloane

qqq

DATA

0, 1, 4, 24, 309, 8807, 530356, 65679652, 16512273616, 8370804628178, 8525389679187197, 17408681737224080093, 71192609533782031405771, 582711051458083440858730497, 9542765396943645975520145941300, 312620974584432225019935558843189172, 20485270547000003746699189223065768145956

OFFSET

1,3

KEYWORD

allocated

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Feb 09 2012

STATUS

approved

editing

#7 by N. J. A. Sloane at Thu Feb 09 16:15:33 EST 2012

NAME

allocated for N. J. A. Sloane

KEYWORD

recycled

allocated

#6 by T. D. Noe at Wed Feb 08 12:57:20 EST 2012

STATUS

editing

approved

#5 by T. D. Noe at Wed Feb 08 12:57:13 EST 2012

NAME

A124081(n) + A124081(n+1).

DATA

8, 12, 18, 28, 60, 222, 646, 8830, 30256, 57316, 128160, 485574, 205061148, 42132839616, 8146209097912, 15080235714971768622, 100190602511197009888148525382

OFFSET

1,1

CROSSREFS

Cf. A124081.

KEYWORD

nonn,changed

recycled

AUTHOR

Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Feb 05 2012

STATUS

proposed

editing

#4 by Giovanni Teofilatto at Sun Feb 05 10:06:55 EST 2012

STATUS

editing

proposed

Discussion

Sun Feb 05

14:21

T. D. Noe: Unless you have a better reason for this sequence, I suggest deleting it.