Αποτελέσματα Αναζήτησης
17 Φεβ 2023 · Given a number n, find the n-th term in the series 1, 3, 6, 10, 15, 21… Examples: Input : 3 Output : 6 Input : 4 Output : 10
Triangular Number Sequence. This is the Triangular Number Sequence: 1, 3, 6, 10, 15, 21, 28, 36, 45, ... It is simply the number of dots in each triangular pattern: By adding another row of dots and counting all the dots we can. find the next number of the sequence. The first triangle has just one dot.
Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...
The first thing to do is to look at the differences between successive terms. 6 - 3 = 3. 10 - 6 = 4. 15 - 10 = 5. 21 - 15 = 6 Hence the next terms are. 21 + 7 = 28. 28 + 8 = 36. 36 + 9 = 45. From the pattern above the sequence can be written.
11 Μαρ 2018 · The method of differences is a more general method for finding the formula of the general term of a polynomial sequence... Write down the given sequence: 1,3,6,10,15,21. Write down the sequence of differences between successive terms: 2,3,4,5,6.
Get the free "Pattern Finder" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Mathematics widgets in Wolfram|Alpha.
Write a formula/formulae for the following sequence: b). 1,3,6,10,15,... I am not getting any pattern here, from which to derive a formula. This sequence does not look like the examples I could so...
