### Follow me on Twitter

My Tweets-
### Recent Posts

### Archives

### Categories

- Advice (3)
- Azerbaijan (4)
- Blog matters (12)
- Canada (6)
- Grade 10 (35)
- Grade 12 (126)
- Grade 8 (51)
- Intl/Regional (21)
- Japan (6)
- Kazakhstan (14)
- Moldova (4)
- Random (72)
- Romania (6)
- Scotland (1)
- Singapore (75)
- Spain (2)
- Sports & Games (3)
- UK (2)
- Undergraduate (15)
- USA (99)

### Tags

### Meta

# Tag Archives: Putnam

## [Soln] 2016 Putnam Problem B1

2016 Putnam B1. Let be the sequence such that and for , (as usual, the function is the natural logarithm. Show that the infinite series converges and find its sum.

## 2016 Putnam Problem B1

## [Soln] 2013 Putnam Problem B1

2013 Putnam B1. For positive integers , let the numbers be determined by the rules , , and . Find the value of